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X-ray diffraction
2.96Å resolution

Crystal structure of the mouse CAR/RXR LBD heterodimer bound to TCPOBOP and 9cRA and a TIF2 peptide containg the third LXXLL motifs

Released:
DOI: 10.2210/pdb1xls/pdb
PDB entry 1xls coloured by chain, front view.
PDB entry 1xls coloured by chain, side view.
PDB entry 1xls coloured by chain, top view.
Source organisms:
Primary publication:
The nuclear xenobiotic receptor CAR: structural determinants of constitutive activation and heterodimerization.
Suino K, Peng L, Reynolds R, Li Y, Cha JY, Repa JJ, Kliewer SA, Xu HE
Mol Cell 16 893-905 (2004)
PMID: 15610733

Function and Biology Details

Biochemical function:
Biological process:
Cellular component:
Sequence domains:
Structure domain:

Structure analysis Details

Assemblies composition:
hetero tetramer (preferred)
hetero hexadecamer
hetero octamer
PDBe Complex ID:
PDB-CPX-128698 (preferred)
Entry contents:
3 distinct polypeptide molecules
Macromolecules (3 distinct):
Retinoic acid receptor RXR-alpha Chains: A, B, C, D
Molecule details ›
Chains: A, B, C, D
Length: 232 amino acids
Theoretical weight: 26.01 KDa
Source organism: Homo sapiens
Expression system: Escherichia coli BL21(DE3)
UniProt:
  • Canonical: P19793 (Residues: 227-458; Coverage: 50%)
Gene names: NR2B1, RXRA
Sequence domains: Ligand-binding domain of nuclear hormone receptor
Structure domains: Retinoid X Receptor
Nuclear receptor subfamily 1 group I member 3 Chains: E, F, G, H
Molecule details ›
Chains: E, F, G, H
Length: 242 amino acids
Theoretical weight: 28 KDa
Source organism: Mus musculus
Expression system: Escherichia coli BL21(DE3)
UniProt:
  • Canonical: O35627 (Residues: 117-358; Coverage: 68%)
Gene names: Car, Nr1i3
Sequence domains: Ligand-binding domain of nuclear hormone receptor
Structure domains: Retinoid X Receptor
Nuclear receptor coactivator 2 Chains: I, J, K, L, M, N, O, P
Molecule details ›
Chains: I, J, K, L, M, N, O, P
Length: 18 amino acids
Theoretical weight: 2.13 KDa
Source organism: Rattus norvegicus
Expression system: Not provided
UniProt:
  • Canonical: Q9WUI9 (Residues: 739-756; Coverage: 1%)
Gene names: Ncoa2, Tif2

Ligands and Environments

2 bound ligands:
Ligand 9CR 4 x 9CR
Ligand TCD 4 x TCD
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: APS BEAMLINE 32-ID
Spacegroup: P1
Unit cell:
a: 68.271Å b: 88.381Å c: 105.494Å
α: 79.02° β: 85.81° γ: 67.22°
R-values:
R R work R free
0.259 0.255 0.303
Expression systems:
  • Escherichia coli BL21(DE3)
  • Not provided

Quick links

Citations

36 review citations

Recent advances in 2D and 3D in vitro systems using primary hepatocytes, alternative hepatocyte sources and non-parenchymal liver cells and their use in investigating mechanisms of hepatotoxicity, cell signaling and ADME.
Godoy et al. (2013)
35 more

14 mentions without citation

The retinoid X receptors and their ligands.
Dawson et al. (2012)
13 more